This name is a synonym of Aster ageratoides Turcz..
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 485B4E89-D0AE-4A02-8702-923567B407B5) with original publication details: J. Jap. Bot. 12: 646 (1936) 646 1936.
This name was in version 1 of The Plant List, record gcc-58896.